public class array01{
	public static void main(String[] args) {
		char [] smallLetter = new char[26];  
		char [] bigLetter = new char[26];
		for (int i = 0; i < 26 ; i++ ) {
		  	smallLetter[i] = (char)('a' + i);
		  	bigLetter[i] = (char)('A' + i);
		}  
		for (int i = 0; i < 26 ; i++ ) {
		  System.out.print( smallLetter[i] );
		} 
		System.out.println( );
		for (int i = 0; i < 26 ; i++ ) {
		  System.out.print( bigLetter[i] );
		}   
	}
}